Other forms: collaborations
Collaboration is working together on something. Close collaboration, in collaboration with, a research collaboration.
It has a second and much darker sense of helping an enemy occupying your country, which the Second World War fixed in the language. Context keeps the two apart without difficulty.
1nouncollaborationWorking together on something.
“The book came out of a collaboration between two rival departments.”
collaboration is a working together.
Latin collaborare is com, with, plus laborare, to work.
Latin
collaboratus
French
collaboration
English, today
collaboration
Built from
Originated 1855–60 from French collaboration, from Latin collaboratus + -ion, from Latin con- (“with”) + labōrō (“work”). Morphologically collaborate + ion.
Etymology from Wiktionary, CC BY-SA